Differential Ring and Pinion, 4.22 Ratio, 28 Spline (Ford 9 in) – 69-0367-1

Richmond Ring and Pinion Gear Set – Ford 9″, 4.22 Ratio, 28 Spline, 8620 Steel

Maximize torque and acceleration with Richmond’s 4.22 Ring and Pinion Gear Set – engineered for strength, precision, and long-lasting performance.

Designed for the legendary Ford 9-inch differential, this Richmond gear set features a 4.22 ratio and 28-spline pinion, ideal for performance builds that demand strong low-end power. Manufactured from premium 8620 heat-treated steel, this ring and pinion combo delivers superior durability and reliability—whether you’re at the strip, on the street, or off-road.

Compatible with standard rotation Ford 9″ rear ends and backed by a 2-year / 100,000-mile warranty, this set is a proven upgrade for racers and enthusiasts alike.

Key Features:

• Application: Ford 9″ Rear Differential
• Gear Ratio: 4.22
• Pinion Spline Count: 28
• Pinion Gear Tooth Count: 9
• Ring Gear Tooth Count: 38
• Ring Gear Diameter: 9 in
• Material: 8620 Heat-Treated Steel
• Ring Gear Bolt Count: 10
• Pinion Shaft Diameter: 1.313 in
• Rotation: Standard
• Warranty: 2 Years or 100,000 Miles
• Sold as a Complete Kit

Why Choose Richmond Gear?

• Precision-matched gear sets ensure quiet operation and smooth performance
• 8620 steel construction for high strength and wear resistance
• Race-proven design for durability under high torque loads
• Perfect fit for Ford 9-inch performance differentials

Ideal for drag racing, street performance, and off-road builds requiring optimal torque and acceleration.